What percent os 3/4 is 1/8

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

Having a hard time understanding this question (see attachment).

Right ∆abc has coordinates a(-7, 3), b( -7, 10), and c(-1, 3). the triangle is reflected over the x - axis and then reflected again over the y - axis to create ∆a'b'c'. which are the coordinates of vertex a'?